Â*Will take place on April 27, from 8 a.m.-3 p.m. at the Clarksville Speedway & Fairgrounds to benefit the Cystic Fibrosis Foundation.Â* The day will include a car show, vendors, a silent auction, lunch and the Great Strides Walk.Â* Pre-register at 931-980-8837 for $15, or $20 at the gate the day of the event.Â* Spectators admitted for free.